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G♭ Dominant 7th (♭5) :: G♭ B♭ C E

A
E
C
G
♭7
♭5
3
G♭
♭5
3
♭7
♭5
3
G♭
♭7
♭5
G♭
♭7
3
G♭
⬤ ⬤
♭7
♭5
⬤ ⬤
E
E Major :: E G♯ B

A
E
C
G
E
3
5
3
E
5
E
5
3
E
3
5
⬤ ⬤
E
⬤ ⬤